Black dots -> compressions (C,c,+,U,u)
White dots -> dilatations (D,d,-)
Green dot  -> T-axis
Red dot    -> P-axis

  sta  chan net loc pol a/m   azi   dist author    irsta
  SHO   S?Z  IR      C     284.06   0.51 MOS       SHO  
  YUK   B?Z  IR      D     284.05   1.23 MOS       YUK  
  ERM   B?Z  IR      C     243.08   3.64 MOS       ERM  
  SKR   S?Z  IR      C      37.12   9.07 MOS       SKR  
  PEA0B S?Z  IR      C      32.20  11.54 MOS       PEA0B
  PET   S?Z  IR      C      34.60  11.86 MOS       PET  
  MSHR  S?Z  IR      C     270.06  12.01 MOS       MSHR 
  SEY   S?Z  IR      C       6.70  19.43 MOS       SEY  
  TIXI  S?Z  IR      C     348.10  29.42 MOS       TIXI 
  KURK  S?Z  IR      C     304.11  45.75 MOS       KURK 

sta    - Station code (FDSN)
chan   - channel code
net    - Network code (FDSN)
loc    - Location code (FDSN)
pol    - Polarity
a/m    - Automatic or manual pick
azi    - Event to station azimuth (in degrees)
dist   - Event to station distance (in degrees)
author - Author of the polarity
irsta  - International registry station code